From 0ca16caff7658ec0624a17ad43ce48645696534a Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 27 Jan 2009 17:55:50 +0100 Subject: add new paramter ignore_dB= to alsa modules --- src/modules/alsa/alsa-sink.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) (limited to 'src/modules/alsa/alsa-sink.c') diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index 3503c4a3..4328957e 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -1236,7 +1236,7 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca size_t frame_size; snd_pcm_info_t *pcm_info = NULL; int err; - pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d; + pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d, ignore_dB = FALSE; pa_usec_t usec; pa_sink_new_data data; @@ -1282,6 +1282,11 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca goto fail; } + if (pa_modargs_get_value_boolean(ma, "ignore_dB", &ignore_dB) < 0) { + pa_log("Failed to parse ignore_dB argument."); + goto fail; + } + if (use_tsched && !pa_rtclock_hrtimer()) { pa_log_notice("Disabling timer-based scheduling because high-resolution timers are not available from the kernel."); use_tsched = FALSE; @@ -1503,8 +1508,8 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca } if (suitable) { - if (snd_mixer_selem_get_playback_dB_range(u->mixer_elem, &u->hw_dB_min, &u->hw_dB_max) < 0) - pa_log_info("Mixer doesn't support dB information."); + if (ignore_dB || snd_mixer_selem_get_playback_dB_range(u->mixer_elem, &u->hw_dB_min, &u->hw_dB_max) < 0) + pa_log_info("Mixer doesn't support dB information or data is ignored."); else { #ifdef HAVE_VALGRIND_MEMCHECK_H VALGRIND_MAKE_MEM_DEFINED(&u->hw_dB_min, sizeof(u->hw_dB_min)); -- cgit